2020 BMW I8 Is Leaking Oil

Discover the Common Causes of Oil Leaks in Your 2020 BMW i8 and How to Address Them Promptly

Find Repair Location
Reviewed by
Bo Fader
Written by RepairPal Car Genius
Updated January 14, 2025
0%
80% chance it's the
Oil System Components
0%
20% chance it's the
Engine Gaskets
The most common reasons a 2020 BMW i8 is leaking oil are oil system component failure and leaking engine gaskets.
  • Oil System Components: A worn or damaged oil pump or filter can lead to low oil pressure, resulting in inadequate lubrication and potential engine damage.
  • Engine Gaskets: A worn or damaged engine gasket can lead to oil or coolant leaks, resulting in engine overheating or loss of lubrication.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a 2020 BMW i8 is leaking oil?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

Oil pans don't wear out or break like other parts, they generally only need to be replaced because of external damage from an accident or an improperly tightened drain plug. The main symptom you will experience is an oil leak underneath the engine of your car. The oil that leaks from a damaged oil pan will range from dark brown to dark black. If the leak is large enough or occurs for long enough the oil level will be low enough to turn the oil pressure or low oil level warning light on.

A bad oil level sensor may cause a false reading of the engine oil level. The oil level warning light may illuminate even when the oil level (checked manually) is within an acceptable range. The warning light may also come on and off intermittently if the sensor is faulty. An error code may be sent to the PCM and a check engine light may come on the dashboard as well if the sensor is bad.

The engine oil pressure warning light will come on if the engine oil pressure is low, or if the oil pressure sensor is faulty. In either case, engine power may be reduced significantly. The check engine light may also illuminate, and an on-board diagnostic (OBD) trouble code will be stored in the vehicle's computer.

What are the potential causes of an oil leak in a 2020 BMW i8, and how should I diagnose it?

When diagnosing an oil leak in your 2020 BMW i8, it's essential to adopt a systematic approach that prioritizes simpler checks before delving into more complex issues. Start with a thorough visual inspection under the vehicle to identify any obvious signs of oil pooling or dripping. Next, monitor your oil levels regularly; a sudden drop can indicate a leak. Pay close attention to the condition of gaskets and seals, as worn components are common culprits for leaks. Ensure that the oil drain plug is securely tightened, as a loose plug can lead to significant oil loss. If these initial checks do not reveal the source of the leak, consider conducting a pressure test to help pinpoint the issue. Inspect the oil filter housing, oil pan, valve cover gasket, and oil cooler for any signs of damage or wear. By following this diagnostic approach, you can effectively narrow down the potential causes of the oil leak and take appropriate action to resolve the issue.

What are the common causes of oil leakage in a 2020 BMW i8?

When dealing with oil leakage in a 2020 BMW i8, it's crucial to understand the common culprits that may be at play. One frequent issue is a degraded or damaged oil pan gasket, which can wear out over time and lead to leaks. Similarly, a faulty valve cover gasket can cause oil seepage, making it essential to inspect this component regularly. Another potential source of leakage is the oil filter housing gasket; if this part is compromised, it can result in significant oil loss. Additionally, damaged oil cooler lines are a concern, as cracks or breaks in these lines can lead to leaks. Lastly, a loose or improperly sealed drain plug can also be a simple yet often overlooked cause of oil leakage. Addressing these issues promptly is vital to maintaining engine health and performance, and regular inspections can help DIY enthusiasts catch these problems early.

How urgent is it to address the oil leak in my 2020 BMW i8, and what are the potential risks of neglecting this issue?

Addressing an oil leak in your 2020 BMW i8 is not just a matter of routine maintenance; it is an urgent issue that requires immediate attention. Ignoring an oil leak can lead to a cascade of problems, including decreased oil levels that compromise the lubrication of critical engine components. This inadequate lubrication can result in overheating and increased friction, which may ultimately lead to severe engine damage or even complete failure. Moreover, the safety risks associated with an oil leak cannot be overlooked; leaking oil can drip onto hot engine parts, creating a fire hazard that endangers both the vehicle and its occupants. Additionally, the environmental impact of oil leaks is significant, as they can contaminate soil and water sources if left unaddressed. Therefore, it is essential to prioritize the inspection and repair of any oil leaks in your BMW i8 to ensure not only the vehicle's performance but also the safety of those who drive it and the environment around them.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.

2020 BMW i8 Oil Leak Causes & Common Repairs | RepairPal